Portable wet-dry vacuum cleaner



FIG. 1 is a top front perspective view of a portable wet-dry vacuum cleaner, showing the new design;

FIG. 2 is a side elevation view;

FIG. 3 is a side elevation view of the side opposite of that shown in FIG. 2;

FIG. 4 is a back elevation view;

FIG. 5 is a front elevation view;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan view.

The broken lines of FIG. 7 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a portable wet-dry vacuum cleaner, as shown and described. 